The 2020 Collingwood Magpies season was the club's fourth year of senior competition in the Suncorp Super Netball league.

The club would have fielded a reserves team in the Australian Netball League, though were prevented from doing so due to the COVID-19 pandemic.

[1] The Magpies were coached by Rob Wright and co-captained for the second consecutive year by Geva Mentor and Madison Browne.

Magpies won the 2019 Netball New Zealand Super Club tournament.

They won all five matches, concluding with a 49–42 win against Northern Mystics in the final.